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Go Back   Linux Archive > Redhat > Device-mapper Development

 
 
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Old 12-11-2007, 09:47 PM
Kiyoshi Ueda
 
Default blk_end_request: changing viocd (take 4)

This patch converts viocd to use blk_end_request interfaces.
Related 'uptodate' arguments are converted to 'error'.

As a result, the interface of internal function, viocd_end_request(),
is changed.

Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
---
drivers/cdrom/viocd.c | 15 ++++++---------
1 files changed, 6 insertions(+), 9 deletions(-)

Index: 2.6.24-rc4/drivers/cdrom/viocd.c
================================================== =================
--- 2.6.24-rc4.orig/drivers/cdrom/viocd.c
+++ 2.6.24-rc4/drivers/cdrom/viocd.c
@@ -289,7 +289,7 @@ static int send_request(struct request *
return 0;
}

-static void viocd_end_request(struct request *req, int uptodate)
+static void viocd_end_request(struct request *req, int error)
{
int nsectors = req->hard_nr_sectors;

@@ -302,11 +302,8 @@ static void viocd_end_request(struct req
if (!nsectors)
nsectors = 1;

- if (end_that_request_first(req, uptodate, nsectors))
+ if (__blk_end_request(req, error, nsectors << 9))
BUG();
- add_disk_randomness(req->rq_disk);
- blkdev_dequeue_request(req);
- end_that_request_last(req, uptodate);
}

static int rwreq;
@@ -317,11 +314,11 @@ static void do_viocd_request(struct requ

while ((rwreq == 0) && ((req = elv_next_request(q)) != NULL)) {
if (!blk_fs_request(req))
- viocd_end_request(req, 0);
+ viocd_end_request(req, -EIO);
else if (send_request(req) < 0) {
printk(VIOCD_KERN_WARNING
"unable to send message to OS/400!");
- viocd_end_request(req, 0);
+ viocd_end_request(req, -EIO);
} else
rwreq++;
}
@@ -532,9 +529,9 @@ return_complete:
"with rc %d:0x%04X: %s
",
req, event->xRc,
bevent->sub_result, err->msg);
- viocd_end_request(req, 0);
+ viocd_end_request(req, -EIO);
} else
- viocd_end_request(req, 1);
+ viocd_end_request(req, 0);

/* restart handling of incoming requests */
spin_unlock_irqrestore(&viocd_reqlock, flags);

--
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